trawl door

trawl door
otter board (a large, heavy, flat piece of wood and metal on each side of the mouth of an otter trawl; the boards plane or shear through the water and keep the net mouth open)

Dictionary of ichthyology. 2009.

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  • door — 1) the entrance to a fish trap 2) a large, steel or alloy, door shaped structure attached to the wire in front of a net (such as a trawl) to spread the net open by hydrodynamic action …   Dictionary of ichthyology

  • door legs — backstrop (a short wire or chain system between the otter board and bridle on an otter trawl. Also called backboard becket, backstrop, board bridle, board leg, board strop, door strop and sling) …   Dictionary of ichthyology

  • door strop — backstrop (a short wire or chain system between the otter board and bridle on an otter trawl. Also called backboard becket, backstrop, board bridle, board leg, board strop, door legs and sling) …   Dictionary of ichthyology

  • door sling ring — backstrop link (a triangular steel link with rounded corners on the back of a trawl s otter board. The backstrop is attached here. Also called board link, shearboard link and VD link) …   Dictionary of ichthyology

  • otter board — 1) a large, heavy, flat piece of wood and metal on each side of the mouth of an otter trawl; the boards plane or shear through the water and keep the net mouth open. Also called otter door, trawl door, trawl board. The term is also used for any… …   Dictionary of ichthyology

  • Траловая доска — Трал с траловыми досками Траловая доска (Otterboard, Trawl door)  устройство, предназначенное для раскрытия устья …   Википедия

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